2025-05-30
Durable 5/16 x 3-1/2 Carriage Bolts Heavy-Duty for Woodworking & Construction
Upgrade projects with corrosion-resistant 5/16 x 3-1/2 carriage bolts. Ideal for woodworking, machinery, and structural applications. Features square necks for secure grip. Explore 3/8 x 9", 3", and 3.5-inch sizes. Bulk pricing available – shop heavy-duty bolts now!